Cutting board



FIG. 1 is a perspective view of a cutting board showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation thereof, the opposite side being the same in appearance as the side shown; and

FIG. 4 is a front elevation thereof.

The bottom is unornamented. 

The ornamental design for a cutting board, as shown and described. 